Class HoursFunction
- java.lang.Object
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- org.apache.iceberg.spark.functions.HoursFunction
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- All Implemented Interfaces:
java.io.Serializable
,org.apache.spark.sql.connector.catalog.functions.Function
,org.apache.spark.sql.connector.catalog.functions.UnboundFunction
public class HoursFunction extends java.lang.Object
A Spark function implementation for the Iceberg hour transform.Example usage:
SELECT system.hours('source_col')
.- See Also:
- Serialized Form
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
HoursFunction.TimestampToHoursFunction
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Constructor Summary
Constructors Constructor Description HoursFunction()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description org.apache.spark.sql.connector.catalog.functions.BoundFunction
bind(org.apache.spark.sql.types.StructType inputType)
java.lang.String
description()
protected org.apache.spark.sql.connector.catalog.functions.BoundFunction
doBind(org.apache.spark.sql.types.DataType valueType)
java.lang.String
name()
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Method Detail
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doBind
protected org.apache.spark.sql.connector.catalog.functions.BoundFunction doBind(org.apache.spark.sql.types.DataType valueType)
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description
public java.lang.String description()
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name
public java.lang.String name()
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bind
public org.apache.spark.sql.connector.catalog.functions.BoundFunction bind(org.apache.spark.sql.types.StructType inputType)
- Specified by:
bind
in interfaceorg.apache.spark.sql.connector.catalog.functions.UnboundFunction
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